diff options
Diffstat (limited to 'src/3rdparty/assimp/code/LWOAnimation.h')
| -rw-r--r-- | src/3rdparty/assimp/code/LWOAnimation.h | 418 |
1 files changed, 214 insertions, 204 deletions
diff --git a/src/3rdparty/assimp/code/LWOAnimation.h b/src/3rdparty/assimp/code/LWOAnimation.h index 6717aaa94..257abecdd 100644 --- a/src/3rdparty/assimp/code/LWOAnimation.h +++ b/src/3rdparty/assimp/code/LWOAnimation.h @@ -2,11 +2,11 @@ Open Asset Import Library (assimp) ---------------------------------------------------------------------- -Copyright (c) 2006-2012, assimp team +Copyright (c) 2006-2016, assimp team All rights reserved. -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above @@ -23,23 +23,23 @@ following conditions are met: derived from this software without specific prior written permission of the assimp team. -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ---------------------------------------------------------------------- */ /** @file LWOAnimation.h - * @brief LWOAnimationResolver utility class + * @brief LWOAnimationResolver utility class * * This is for all lightwave-related file format, not only LWO. * LWS isthe main purpose. @@ -47,6 +47,12 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #ifndef AI_LWO_ANIMATION_INCLUDED #define AI_LWO_ANIMATION_INCLUDED +#include <assimp/anim.h> +#include <vector> +#include <list> + +struct aiNodeAnim; + namespace Assimp { namespace LWO { @@ -55,28 +61,28 @@ namespace LWO { */ enum EnvelopeType { - EnvelopeType_Position_X = 0x1, - EnvelopeType_Position_Y = 0x2, - EnvelopeType_Position_Z = 0x3, + EnvelopeType_Position_X = 0x1, + EnvelopeType_Position_Y = 0x2, + EnvelopeType_Position_Z = 0x3, - EnvelopeType_Rotation_Heading = 0x4, - EnvelopeType_Rotation_Pitch = 0x5, - EnvelopeType_Rotation_Bank = 0x6, + EnvelopeType_Rotation_Heading = 0x4, + EnvelopeType_Rotation_Pitch = 0x5, + EnvelopeType_Rotation_Bank = 0x6, - EnvelopeType_Scaling_X = 0x7, - EnvelopeType_Scaling_Y = 0x8, - EnvelopeType_Scaling_Z = 0x9, + EnvelopeType_Scaling_X = 0x7, + EnvelopeType_Scaling_Y = 0x8, + EnvelopeType_Scaling_Z = 0x9, - // -- currently not yet handled - EnvelopeType_Color_R = 0xa, - EnvelopeType_Color_G = 0xb, - EnvelopeType_Color_B = 0xc, + // -- currently not yet handled + EnvelopeType_Color_R = 0xa, + EnvelopeType_Color_G = 0xb, + EnvelopeType_Color_B = 0xc, - EnvelopeType_Falloff_X = 0xd, - EnvelopeType_Falloff_Y = 0xe, - EnvelopeType_Falloff_Z = 0xf, + EnvelopeType_Falloff_X = 0xd, + EnvelopeType_Falloff_Y = 0xe, + EnvelopeType_Falloff_Z = 0xf, - EnvelopeType_Unknown + EnvelopeType_Unknown }; // --------------------------------------------------------------------------- @@ -84,7 +90,7 @@ enum EnvelopeType */ enum InterpolationType { - IT_STEP, IT_LINE, IT_TCB, IT_HERM, IT_BEZI, IT_BEZ2 + IT_STEP, IT_LINE, IT_TCB, IT_HERM, IT_BEZI, IT_BEZ2 }; @@ -93,12 +99,12 @@ enum InterpolationType */ enum PrePostBehaviour { - PrePostBehaviour_Reset = 0x0, - PrePostBehaviour_Constant = 0x1, - PrePostBehaviour_Repeat = 0x2, - PrePostBehaviour_Oscillate = 0x3, - PrePostBehaviour_OffsetRepeat = 0x4, - PrePostBehaviour_Linear = 0x5 + PrePostBehaviour_Reset = 0x0, + PrePostBehaviour_Constant = 0x1, + PrePostBehaviour_Repeat = 0x2, + PrePostBehaviour_Oscillate = 0x3, + PrePostBehaviour_OffsetRepeat = 0x4, + PrePostBehaviour_Linear = 0x5 }; // --------------------------------------------------------------------------- @@ -106,27 +112,30 @@ enum PrePostBehaviour */ struct Key { - Key() - : inter (IT_LINE) - {} + Key() + : time(), + value(), + inter (IT_LINE), + params() + {} - //! Current time - double time; + //! Current time + double time; - //! Current value - float value; + //! Current value + float value; - //! How to interpolate this key with previous key? - InterpolationType inter; + //! How to interpolate this key with previous key? + InterpolationType inter; - //! Interpolation parameters - float params[5]; + //! Interpolation parameters + float params[5]; - // for std::find() - operator double () { - return time; - } + // for std::find() + operator double () { + return time; + } }; // --------------------------------------------------------------------------- @@ -134,34 +143,35 @@ struct Key */ struct Envelope { - Envelope() - : type (EnvelopeType_Unknown) - , pre (PrePostBehaviour_Constant) - , post (PrePostBehaviour_Constant) - - , old_first (0) - , old_last (0) - {} + Envelope() + : index() + , type (EnvelopeType_Unknown) + , pre (PrePostBehaviour_Constant) + , post (PrePostBehaviour_Constant) + + , old_first (0) + , old_last (0) + {} - //! Index of this envelope - unsigned int index; + //! Index of this envelope + unsigned int index; - //! Type of envelope - EnvelopeType type; + //! Type of envelope + EnvelopeType type; - //! Pre and post-behaviour - PrePostBehaviour pre,post; + //! Pre and post-behaviour + PrePostBehaviour pre,post; - //! Keyframes for this envelope - std::vector<Key> keys; + //! Keyframes for this envelope + std::vector<Key> keys; - // temporary data for AnimResolver - size_t old_first,old_last; + // temporary data for AnimResolver + size_t old_first,old_last; }; // --------------------------------------------------------------------------- -//! @def AI_LWO_ANIM_FLAG_SAMPLE_ANIMS +//! @def AI_LWO_ANIM_FLAG_SAMPLE_ANIMS //! Flag for AnimResolver, subsamples the input data with the rate specified //! by AnimResolver::SetSampleRate(). #define AI_LWO_ANIM_FLAG_SAMPLE_ANIMS 0x1 @@ -181,153 +191,153 @@ class AnimResolver { public: - // ------------------------------------------------------------------ - /** @brief Construct an AnimResolver from a given list of envelopes - * @param envelopes Input envelopes. May be empty. - * @param Output tick rate, per second - * @note The input envelopes are possibly modified. - */ - AnimResolver(std::list<Envelope>& envelopes, - double tick); + // ------------------------------------------------------------------ + /** @brief Construct an AnimResolver from a given list of envelopes + * @param envelopes Input envelopes. May be empty. + * @param Output tick rate, per second + * @note The input envelopes are possibly modified. + */ + AnimResolver(std::list<Envelope>& envelopes, + double tick); public: - // ------------------------------------------------------------------ - /** @brief Extract the bind-pose transformation matrix. - * @param out Receives bind-pose transformation matrix - */ - void ExtractBindPose(aiMatrix4x4& out); - - // ------------------------------------------------------------------ - /** @brief Extract a node animation channel - * @param out Receives a pointer to a newly allocated node anim. - * If there's just one keyframe defined, *out is set to NULL and - * no animation channel is computed. - * @param flags Any combination of the AI_LWO_ANIM_FLAG_XXX flags. - */ - void ExtractAnimChannel(aiNodeAnim** out, unsigned int flags = 0); - - - // ------------------------------------------------------------------ - /** @brief Set the sampling rate for ExtractAnimChannel(). - * - * Non-linear interpolations are subsampled with this rate (keys - * per second). Closer sampling positions, if existent, are kept. - * The sampling rate defaults to 0, if this value is not changed and - * AI_LWO_ANIM_FLAG_SAMPLE_ANIMS is specified for ExtractAnimChannel(), - * the class finds a suitable sample rate by itself. - */ - void SetSampleRate(double sr) { - sample_rate = sr; - } - - // ------------------------------------------------------------------ - /** @brief Getter for SetSampleRate() - */ - double GetSampleRate() const { - return sample_rate; - } - - // ------------------------------------------------------------------ - /** @brief Set the animation time range - * - * @param first Time where the animation starts, in ticks - * @param last Time where the animation ends, in ticks - */ - void SetAnimationRange(double _first, double _last) { - first = _first; - last = _last; - - ClearAnimRangeSetup(); - UpdateAnimRangeSetup(); - } + // ------------------------------------------------------------------ + /** @brief Extract the bind-pose transformation matrix. + * @param out Receives bind-pose transformation matrix + */ + void ExtractBindPose(aiMatrix4x4& out); + + // ------------------------------------------------------------------ + /** @brief Extract a node animation channel + * @param out Receives a pointer to a newly allocated node anim. + * If there's just one keyframe defined, *out is set to NULL and + * no animation channel is computed. + * @param flags Any combination of the AI_LWO_ANIM_FLAG_XXX flags. + */ + void ExtractAnimChannel(aiNodeAnim** out, unsigned int flags = 0); + + + // ------------------------------------------------------------------ + /** @brief Set the sampling rate for ExtractAnimChannel(). + * + * Non-linear interpolations are subsampled with this rate (keys + * per second). Closer sampling positions, if existent, are kept. + * The sampling rate defaults to 0, if this value is not changed and + * AI_LWO_ANIM_FLAG_SAMPLE_ANIMS is specified for ExtractAnimChannel(), + * the class finds a suitable sample rate by itself. + */ + void SetSampleRate(double sr) { + sample_rate = sr; + } + + // ------------------------------------------------------------------ + /** @brief Getter for SetSampleRate() + */ + double GetSampleRate() const { + return sample_rate; + } + + // ------------------------------------------------------------------ + /** @brief Set the animation time range + * + * @param first Time where the animation starts, in ticks + * @param last Time where the animation ends, in ticks + */ + void SetAnimationRange(double _first, double _last) { + first = _first; + last = _last; + + ClearAnimRangeSetup(); + UpdateAnimRangeSetup(); + } protected: - // ------------------------------------------------------------------ - /** @brief Build linearly subsampled keys from 3 single envelopes - * @param out Receives output keys - * @param envl_x X-component envelope - * @param envl_y Y-component envelope - * @param envl_z Z-component envelope - * @param flags Any combination of the AI_LWO_ANIM_FLAG_XXX flags. - * @note Up to two input envelopes may be NULL - */ - void GetKeys(std::vector<aiVectorKey>& out, - LWO::Envelope* envl_x, - LWO::Envelope* envl_y, - LWO::Envelope* envl_z, - unsigned int flags); - - // ------------------------------------------------------------------ - /** @brief Resolve a single animation key by applying the right - * interpolation to it. - * @param cur Current key - * @param envl Envelope working on - * @param time time to be interpolated - * @param fill Receives the interpolated output value. - */ - void DoInterpolation(std::vector<LWO::Key>::const_iterator cur, - LWO::Envelope* envl,double time, float& fill); - - // ------------------------------------------------------------------ - /** @brief Almost the same, except we won't handle pre/post - * conditions here. - * @see DoInterpolation - */ - void DoInterpolation2(std::vector<LWO::Key>::const_iterator beg, - std::vector<LWO::Key>::const_iterator end,double time, float& fill); - - // ------------------------------------------------------------------ - /** @brief Interpolate 2 tracks if one is given - * - * @param out Receives extra output keys - * @param key_out Primary output key - * @param time Time to interpolate for - */ - void InterpolateTrack(std::vector<aiVectorKey>& out, - aiVectorKey& key_out,double time); - - // ------------------------------------------------------------------ - /** @brief Subsample an animation track by a given sampling rate - * - * @param out Receives output keys. Last key at input defines the - * time where subsampling starts. - * @param time Time to end subsampling at - * @param sample_delta Time delta between two samples - */ - void SubsampleAnimTrack(std::vector<aiVectorKey>& out, - double time,double sample_delta); - - // ------------------------------------------------------------------ - /** @brief Delete all keys which we inserted to match anim setup - */ - void ClearAnimRangeSetup(); - - // ------------------------------------------------------------------ - /** @brief Insert extra keys to match LWO's pre and post behaviours - * in a given time range [first...last] - */ - void UpdateAnimRangeSetup(); + // ------------------------------------------------------------------ + /** @brief Build linearly subsampled keys from 3 single envelopes + * @param out Receives output keys + * @param envl_x X-component envelope + * @param envl_y Y-component envelope + * @param envl_z Z-component envelope + * @param flags Any combination of the AI_LWO_ANIM_FLAG_XXX flags. + * @note Up to two input envelopes may be NULL + */ + void GetKeys(std::vector<aiVectorKey>& out, + LWO::Envelope* envl_x, + LWO::Envelope* envl_y, + LWO::Envelope* envl_z, + unsigned int flags); + + // ------------------------------------------------------------------ + /** @brief Resolve a single animation key by applying the right + * interpolation to it. + * @param cur Current key + * @param envl Envelope working on + * @param time time to be interpolated + * @param fill Receives the interpolated output value. + */ + void DoInterpolation(std::vector<LWO::Key>::const_iterator cur, + LWO::Envelope* envl,double time, float& fill); + + // ------------------------------------------------------------------ + /** @brief Almost the same, except we won't handle pre/post + * conditions here. + * @see DoInterpolation + */ + void DoInterpolation2(std::vector<LWO::Key>::const_iterator beg, + std::vector<LWO::Key>::const_iterator end,double time, float& fill); + + // ------------------------------------------------------------------ + /** @brief Interpolate 2 tracks if one is given + * + * @param out Receives extra output keys + * @param key_out Primary output key + * @param time Time to interpolate for + */ + void InterpolateTrack(std::vector<aiVectorKey>& out, + aiVectorKey& key_out,double time); + + // ------------------------------------------------------------------ + /** @brief Subsample an animation track by a given sampling rate + * + * @param out Receives output keys. Last key at input defines the + * time where subsampling starts. + * @param time Time to end subsampling at + * @param sample_delta Time delta between two samples + */ + void SubsampleAnimTrack(std::vector<aiVectorKey>& out, + double time,double sample_delta); + + // ------------------------------------------------------------------ + /** @brief Delete all keys which we inserted to match anim setup + */ + void ClearAnimRangeSetup(); + + // ------------------------------------------------------------------ + /** @brief Insert extra keys to match LWO's pre and post behaviours + * in a given time range [first...last] + */ + void UpdateAnimRangeSetup(); private: - std::list<Envelope>& envelopes; - double sample_rate; + std::list<Envelope>& envelopes; + double sample_rate; - LWO::Envelope* trans_x, *trans_y, *trans_z; - LWO::Envelope* rotat_x, *rotat_y, *rotat_z; - LWO::Envelope* scale_x, *scale_y, *scale_z; + LWO::Envelope* trans_x, *trans_y, *trans_z; + LWO::Envelope* rotat_x, *rotat_y, *rotat_z; + LWO::Envelope* scale_x, *scale_y, *scale_z; - double first, last; - bool need_to_setup; + double first, last; + bool need_to_setup; - // temporary storage - LWO::Envelope* envl_x, * envl_y, * envl_z; - std::vector<LWO::Key>::const_iterator cur_x,cur_y,cur_z; - bool end_x, end_y, end_z; + // temporary storage + LWO::Envelope* envl_x, * envl_y, * envl_z; + std::vector<LWO::Key>::const_iterator cur_x,cur_y,cur_z; + bool end_x, end_y, end_z; - unsigned int flags; - double sample_delta; + unsigned int flags; + double sample_delta; }; } // end namespace LWO |